3CX Academy, Advanced Certification

CX Academy, Advanced Certification 1) In the criteria of the "Outbound Rules", "Calls from Extension(s)" having comma separated values will allow multiple extension ranges to be defined - Correct Answer : True 2) The Virtual Extension of the slave must match the master side virtual extension number - Correct Answer : True 3) For extensions that are registered over multiple site-to-site VPNs, by default 3CX delivers the audio between phones if they are on different subnets. - Correct Answer : False 4) On outbound calls to external numbers, 3CX will process "Outbound Rules" in a "Best Matching" way, depending on how many of the criteria match. - Correct Answer : False 5) Wireshark can - without any additional Plugins Decode all Codecs including G711A, G711U, GSM, G729, G726 - Correct Answer : False 6) STUN extensions can be configured to connect to the tunnel port of 3CX instead of the SIP port for more security. - Correct Answer : False 7) The log files of 3CX are never cleaned even when you restart the 3CX Services - Correct Answer : False 8) Once Secure SIP has been configured in 3CX, Secure SIP certificates will need to be deployed manually in phones and softphones OS so that they can communicate. - Correct Answer : False 9) Remote extensions may be provisioned using the HTTP or HTTPS URLs - Correct Answer : False 10)The default Voicemail PIN of an extension consist of 4 random alphanumerical characters. - Correct Answer : False 11)Your 3CX has only one SIP Trunk and receives a call from number . If you have a "Inbound CID Reformatting" rule on the Trunk with "Source Pattern" 813(...)(.*) and "Replace Pattern" 12, the extension that receives the call will see "5791691" as the caller ID on its display. - Correct Answer : True 12)When 3CX has been installed without a FQDN from 3CX and in split DNS mode, the DNS server must not be installed on the same machine as the phone system. - Correct Answer : True